Wayne Rooney will find his temperament under even greater scrutiny in England’s opening World Cup fixture on Saturday.

It emerged last night that the match officials have taken a crash course in English swearwords as part of a crackdown on abusive language.

Rooney has already been warned about his temperament by Fabio Capello, the England manager, and by Jeff Selogilwe, the South African referee who booked him and accused him of using foul and abusive language during the final warm-up match, against Platinum Stars on Monday.

Now the temperamental striker will be alarmed to learn that Carlos Eugênio Simon, who